Men's health Viagra
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Viagra
Other names used:
- Viagra®
Active Ingredients:
- sildenafil citrate
How does the medication work?
Erectile dysfunction drug. Sildenafil is the first medication of a new group of drugs known as inhibitors of phosphodiesterase 5-th type. The drug dilates the blood vessels of the penis during sexual arousal. As a result, the blood flow to the penis increases that contributes to achieve a normal erection.
Sildenafil has no direct relaxing effect on isolated corpus cavernosum but enhances the relaxing effect of nitric oxide on this tissue through inhibition of PDE5 which is responsible for the degradation of cGMP (cyclic guanosine monophosphate) in the cavernous body.
Why is Sildenafil prescribed?
- erectile dysfunction
- inability to achieve or maintain an erection necessary for a normal sexual intercourse
When Sildenafil should not be taken?
- Hypersensitivity
- Anatomical deformity of the penis
- Cavernous fibrosis
- Angulation
- Peyronie's disease
- Sickle cell anemia
- Multiple myeloma
- Leukemia
- Thrombocytopenia
- Diseases accompanied with bleeding
- Attack of of gastric ulcer and duodenal ulcer
- Retinitis pigmentosa
- Heart failure
- Unstable angina
- Myocardial infarction, stroke in the last 6 months
- Severe arrhythmia
- Hypertension
What side effects are possible with Sildenafil ?
- headache, dizziness
- vasodilation (flushing)
- vision disorders
- dyspepsia
- rapid heart
- rhinitis
If any of these side effects occur during the treatment seek medical attention immediately.
This is not a full list of possible sildenafil side effects. If you notice other adverse effects caused by the preparation inform your doctor or pharmacist.
What are possible drug to drug interactions associated with Sildenafil?
Sildenafil may interact with the following groups of drugs:
- nitrates
- nitric oxide agents
- other erectile dysfunction drugs
Let your doctor know if you are taking any of the above mentioned medicines or other preparations including herbals, vitamins and food supplements as they may change the effectiveness or increase the risk of sildenafil side effects.
Additional drug information
The medicines should be kept out of reach and sight of children. You should take the medicine exactly as prescribed by your doctor. Avoid off-label use of the medication. If you are unsure about anything related to sildenafil contact your health care provider or pharmacist. You can also apply to our customer support service.
